electrofy456
30.03.2020 •
Chemistry
How many helium atoms are present in 7.16 moles of helium atoms? What is the answer in scientific notation?
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Ответ:
Hey there!
There are 6.022 x 10²³ atoms in one mole.
We have 7.16 moles.
7.16 x 6.022 x 10²³ = 43.1 x 10²³ = 4.31 x 10²⁴
There are 4.31 x 10²⁴ helium atoms in 7.16 moles of helium atoms.
Hope this helps!
Ответ:
It has something to deal with the beaker
Explanation: